Significant Accounting Policies - Summary of Outstanding Securities Excluded from Computation of Diluted Weighted Shares Outstanding (Details) - shares	9 Months Ended	12 Months Ended
	Dec. 31, 2016	Dec. 31, 2017
Antidilutive Securities Excluded from Computation of Earnings per Share [Line Items]
Anti-dilutive securities excluded from calculation of diluted loss per share	3,986,252	4,828,565
Options Outstanding
Antidilutive Securities Excluded from Computation of Earnings per Share [Line Items]
Anti-dilutive securities excluded from calculation of diluted loss per share	1,969,000	2,448,646
Warrants Outstanding
Antidilutive Securities Excluded from Computation of Earnings per Share [Line Items]
Anti-dilutive securities excluded from calculation of diluted loss per share	2,017,252	2,379,919